Note: You do not have to play the entire game on all three difficulty settings to unlock all cheat options you only need to complete the last level on each difficulty setting. Successfully complete the game on the hard difficulty setting to unlock the 'Big 'N' Small' cheat option. Successfully complete the game on the normal difficulty setting to unlock the 'Shrink Shot' and 'Dead Eye' cheat options. Successfully complete the game on the easy difficulty setting to unlock the 'Big Head', 'Ricochet', 'Head Shot', and 'Ricochet All' cheat options.
Enter the level selection screen, hold Up on controller two, then press Start, Select(2), Square on controller one.
